Basic Qualification · B-001 Regulations and policies · B-001-016-004
The maximum bandwidth of an amateur radio station's transmission allowed in the band 144 MHz to 148 MHz is:
- A20 kHz
- B15 kHz
- C30 kHz
- D6 kHz
Correct answer: C — 30 kHz. From the official ISED question bank, verified word for word.
Why
In the 144 to 148 MHz band, Canadian rules set the absolute widest signal you may send at 30 kilohertz, which is the space a transmission occupies on the radio spectrum. The full explanation — and one for every question — is in Pro.
Practise this section
Regulations and policies is section B-001 of the Basic exam: The rules: who may operate, what the certificate allows, station identification, third-party traffic, what you may and may not transmit, and how ISED regulates the amateur service.
Drill B-001 — free, no account